*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  font-weight: normal;
}
/* container 来自bootstrap */
.container,
.container-fluid,
.container-xxl,
.container-xl,
.container-lg,
.container-md,
.container-sm {
  --bs-gutter-x: 1.5rem;
  --bs-gutter-y: 0;
  width: 100%;
  padding-right: calc(var(--bs-gutter-x) * 0.5);
  padding-left: calc(var(--bs-gutter-x) * 0.5);
  margin-right: auto;
  margin-left: auto;
}
@media (min-width: 576px) {
  .container-sm,
  .container {
    max-width: 540px;
  }
}
@media (min-width: 768px) {
  .container-md,
  .container-sm,
  .container {
    max-width: 720px;
  }
}
@media (min-width: 992px) {
  .container-lg,
  .container-md,
  .container-sm,
  .container {
    max-width: 960px;
  }
}
@media (min-width: 1200px) {
  .container-xl,
  .container-lg,
  .container-md,
  .container-sm,
  .container {
    max-width: 1140px;
  }
}
@media (min-width: 1400px) {
  .container-xxl,
  .container-xl,
  .container-lg,
  .container-md,
  .container-sm,
  .container {
    max-width: 1320px;
  }
}
